柠檬酸浸法预处理对磷石膏充填体性能的影响
黄照东,张德明,刘一锴,张钦礼,王浩

Effect of Citric Acid Immersing Pre-treated on the Performance of the Phosphogypsum Cemented Paste Backfill
Zhaodong HUANG,Deming ZHANG,Yikai LIU,Qinli ZHANG,Hao WANG
表3 配比试验方案
Table 3 Proportion test plan
编号磷石膏类别灰砂比（水泥/磷石膏）质量分数/%
1-1未处理磷石膏1∶762
1-21∶764
1-31∶962
1-41∶964
1-51∶1162
1-61∶1164
2-1柠檬酸浸法预处理磷石膏1∶762
2-21∶764
2-31∶962
2-41∶964
2-51∶1162
2-61∶1164